Detailed comparison and review of CAT S31 and Xiaomi Redmi 12. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
DESIGN AND DIMENSIONS | CAT S31 | Xiaomi Redmi 12 |
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Product Type | Smartphone | Smartphone | |
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Form Factor | Touch - Rugged | Touch | |
Height | 146 mm | 168.6 mm | Xiaomi Redmi 12 has greater height than CAT S31. |
Width | 74.42 mm | 76.28 mm | Xiaomi Redmi 12 has greater width than CAT S31. |
Depth | 12.6 mm | 8.17 mm | Xiaomi Redmi 12 is narrower than CAT S31. |
Weight | 200 g | 198.5 g | Xiaomi Redmi 12 is lighter than CAT S31. |
Body Colour | - | Midnight black | |
Protection | Shockproof, dustproof, waterproof | Spill-resistant, dust-resistant | |
Waterproof (Water-resistant) | Yes | - | CAT S31 is waterproof. |
IP rating | IP68 | IP53 | |
SAR Value | 1.649 W/kg (body), 0.799 W/kg (head) | - | |
Integrated Components | - | FM radio | |
Connector Type | Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
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SIM Card Type (Size) | Nano SIM | - | |
SIM Card Qty | Dual-SIM | Dual-SIM | |
SIM Card Configuration Details | - | Nano SIM + nano SIM/microSD |
DISPLAY | CAT S31 | Xiaomi Redmi 12 |
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Display Type | LCD display | - | |
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Display Technology | IPS | - | |
Screen Size (Display Size) | 4.7" | 6.79" | Xiaomi Redmi 12 has larger screen size than CAT S31. |
Screen Resolution (Display Resolution) | 1280 x 720 pixels | 2460 x 1080 pixels | Xiaomi Redmi 12 has better screen resolution than CAT S31. |
Display Format | HD | Full HD+ | |
Pixel Density | - | 396 ppi | |
Max Brightness | - | 550 cd/m² | |
Contrast Ratio | - | 1500:1 | |
Display Enhancement Technology | Super Bright Display | Reading mode 3.0 | |
Display Refresh Rate | - | 90 Hz | |
Display Features | - | Reading mode, Dot Display, AdaptiveSync technology, 70% NTSC | |
Display Protection (Screen Protector) | Corning Gorilla Glass 3 (scratch resistant glass) | - |
PROCESSOR | CAT S31 | Xiaomi Redmi 12 |
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Processor Type (CPU) | Qualcomm | MediaTek Helio G88 | |
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Processor Number | MSM8909 | - | |
Clock Speed | - | 2 GHz | |
Processor Core Qty | Quad-core | 8-core | Xiaomi Redmi 12 has higher processor core quantity than CAT S31. |
Graphics System (GPU) | - | ARM Mali-G52 |
MEMORY | CAT S31 | Xiaomi Redmi 12 |
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RAM | 2 GB | LPDDR4X SDRAM - 4 GB + up to 16 GB virtual extension | Xiaomi Redmi 12 has more RAM than CAT S31. |
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Internal Memory Size (Storage Capacity) | 16 GB | 128 GB | Xiaomi Redmi 12 has more internal memory than CAT S31. |
Memory Interface | - | eMMC 5.1 | |
Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 128 GB | microSDHC, microSD, microSDXC - up to 1 TB |
CAMERA | CAT S31 | Xiaomi Redmi 12 |
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MAIN CAMERA |
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Number of Main Cameras | 1 | 3 | |
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Sensor Resolution | 8 Megapixel | 50 Megapixel | Xiaomi Redmi 12 has better camera resolution than CAT S31. |
Lens Aperture | - | F/1.8 | |
Focus Adjustment | Automatic | Automatic | |
Light Source | LED flash | LED flash | |
Video Resolutions | 1280 x 720 (720p) at 120 fps | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
Camera Features (Functions) | - | AI Triple camera |
SECOND CAMERA |
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Sensor Resolution (2nd Camera) | - | 8 Megapixel | |
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Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
Lens Aperture (2nd Camera) | - | F/2.2 | |
Field of View (2nd Camera) | - | 120 degree(s) |
THIRD CAMERA |
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Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
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Lens Aperture (3rd Camera) | - | F/2.4 | |
Camera Functions (3rd Camera) | - | Macro camera |
FRONT CAMERA |
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Number of Front Cameras | 1 | 1 | |
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Sensor Resolution (Front) | 2 Megapixel | 8 Megapixel | Xiaomi Redmi 12 has better front camera resolution than CAT S31. |
Lens Aperture (Front) | - | F/2.1 | |
Focus Adjustment | Focus free | - | |
Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps |
BATTERY AND CHARGING | CAT S31 | Xiaomi Redmi 12 |
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Battery Capacity (Battery Size) | 4000 mAh | 5000 mAh | Xiaomi Redmi 12 has larger battery capacity than CAT S31. |
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Standby Time | 912 hours | 552 hours | CAT S31 has longer standby time than Xiaomi Redmi 12. |
Talk Time | 1800 minutes | 2220 minutes | Xiaomi Redmi 12 has longer battery life when making calls than CAT S31. |
Run Time Details | Talk: up to 1800 min Standby: up to 912 hrs |
Talk: up to 2220 min Standby: up to 552 hrs Playback (video): up to 16 hrs Reading: up to 26 hrs |
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Battery Technology | Lithium Ion | - |
CELLULAR | CAT S31 | Xiaomi Redmi 12 |
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Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
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Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
Operating System | Android 7.0 Nougat | Android 13 | |
User Interface | - | MIUI 14 | |
Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, GLONASS, BeiDou, Galileo |
COMMUNICATIONS | CAT S31 | Xiaomi Redmi 12 |
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Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | FDD-LTE, TDD-LTE | |
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2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | - | |
3G UMTS Band | Band 1, Band 2, Band 5, Band 8 | Band 1, Band 5, Band 8 | |
3G UMTS Frequency | 2100, 1900, 850, 900 | 2100, 850, 900 | |
4G LTE Band | Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 20 | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | |
4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
Wireless Interface | IEEE 802.11b/g/n | Wi-Fi | |
Bluetooth | Bluetooth 4.1 | Bluetooth 5.3 | |
NFC | - | Yes | Xiaomi Redmi 12 has NFC reader for mobile payments. |
Messaging Services | SMS, MMS | - |
FEATURES | CAT S31 | Xiaomi Redmi 12 |
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Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
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Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass | Accelerometer, digital compass | |
Security Devices | - | Face recognition, fingerprint reader (side) | |
Security Technology | - | AI face unlock | |
Additional Phone Features | Dual microphones, Wet Touchscreen Operation, Glove Touchscreen Operation | Fast Charging, IR blaster | |
Android Enterprise Recommended | Yes | - |
OTHERS | CAT S31 | Xiaomi Redmi 12 |
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Included Accessories | Power adapter | Power adapter, SIM card removal tool, USB-C cable | |
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Compliant Standards | MIL-STD 810G, IP68 | IP53, SGS Low Blue Light Certification | |
Max Depth of Water Resistance | 1.2 m | - | |
Max Height of Shock Resistance | 1.8 m | - | |
Max Operating Temperature | 55 °C | - | |
Min Operating Temperature | -30 °C | - |